Jet SB-6MM Steel Ball for Ptx & Jtx Pallet Jacks
JT SB-6MM
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Compatibility
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Visit our diagram page for part references to popular models
Product Description
Steel Ball SB-6MM for Jet PTX and JTX manual pallet jack hydraulic assemblies. High carbon steel, 6 mm diameter, through-hardened, precision ground and polished. Designed for use as a check valve component in hydraulic pump/valve blocks, specified for OEM Jet manual pallet jacks.
Compatibility: Fits pallet jacks made by Jet, model PTX & JTX. SKU: JT SB-6MM
Specifications
Material
| Material Specification | High carbon steel, through-hardened |
| Steel Grade | Equivalent to SAE 52100 bearing steel |
| Hardness | Rockwell HRC 60–66 |
| Surface Finish | Precision ground and polished |
Frequently Asked Questions
Q: What are the specifications of the JT SB-6MM steel ball?
A: The JT SB-6MM is a 6 mm diameter steel ball manufactured by Jet. Material is high carbon steel equivalent to SAE 52100 bearing steel, through-hardened to Rockwell HRC 60-66, with precision ground and polished surface finish.
Q: Which Jet pallet jack models use the JT SB-6MM ball?
A: The JT SB-6MM is compatible with Jet PTX and JTX manual pallet jacks. It functions as a check valve component in the hydraulic pump and valve block assembly.
Q: What is the material specification and hardness range of the JT SB-6MM?
A: The JT SB-6MM is manufactured from high carbon steel equivalent to SAE 52100 bearing steel. It is through-hardened to achieve a Rockwell hardness of HRC 60 to 66. The surface is precision ground and polished to ensure smooth operation in the check valve.
Q: What application does the JT SB-6MM ball serve?
A: The JT SB-6MM is designed for use as a check valve component in Jet hydraulic pump and valve blocks on PTX and JTX manual pallet jacks. The precision-ground steel ball maintains consistent hydraulic function under operational pressure.
Q: Are there cross-reference part numbers for the JT SB-6MM?
A: No published cross-reference equivalents are available for the JT SB-6MM. This is a Jet OEM component. Order using the exact SKU JT SB-6MM to ensure correct fit and hydraulic performance.